78042015

素因数分解:

$3^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1973}}^1$

素因数の和:2280

約数の個数: 32

約数和(自身を含む): 139285440

約数和(自身を除く): 61243425

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 293, 879, 1465, 1973, 2637, 4395, 5919, 7911, 9865, 13185, 17757, 29595, 39555, 53271, 88785, 266355, 578089, 1734267, 2890445, 5202801, 8671335, 15608403, 26014005, 78042015]

約数ペア:

[(1, 78042015), (3, 26014005), (5, 15608403), (9, 8671335), (15, 5202801), (27, 2890445), (45, 1734267), (135, 578089), (293, 266355), (879, 88785), (1465, 53271), (1973, 39555), (2637, 29595), (4395, 17757), (5919, 13185), (7911, 9865)]